A 250-day experiment using a ring laser achieved unprecedented accuracy in measuring Earth's axial wobble (nutation and precession), surpassing previous gyroscope and ring laser technologies by a ...
Laser interferometry has emerged as a pivotal technique for precision measurement, utilising the interference of coherent laser beams to detect minute displacements and variations in optical path ...
Used for aligning equipment and machinery that needs to be straight, flat, square, parallel, or level, the Microgage 2000 is a fully-digital, state-of-the-art laser alignment and measurement system ...
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